:root {
  --bg: #0A0A0A;
  --bg2: #101626;
  --card: #0d1426;
  --text: #F5F5F0;
  --text2: #D0D0CC;
  --text3: #A9B3C8;
  --light: #9DB9F0;
  --soft: #3B6FD4;
  --main: #1F4FA3;
  --dark: #14357A;
  --darker: #0B1F4B;
  --serif: 'Montserrat', -apple-system, 'Segoe UI', sans-serif;
  --sans: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --t: all .3s cubic-bezier(.4, 0, .2, 1);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body { font-family: var(--sans); background: var(--bg); color: var(--text); line-height: 1.6; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { color: var(--light); }
[hidden] { display: none !important; }
.sr-only { position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0 !important; }
:focus-visible { outline: 3px solid var(--light); outline-offset: 3px; border-radius: 4px; }
.skip { position: absolute; left: -999px; top: 0; background: var(--light); color: #000; padding: .6rem 1rem; z-index: 100; }
.skip:focus { left: 8px; top: 8px; }

/* Barra */
.nav { position: sticky; top: 0; z-index: 20; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 1rem; padding: .6rem 1.25rem; background: rgba(10,10,10,.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--darker); }
.nav-logo { display: flex; align-items: center; gap: .6rem; text-decoration: none; font-family: var(--serif); font-weight: 700; font-size: 1.25rem; color: var(--light); }
.nav-logo img { width: 40px; height: 40px; }
.nav nav { display: flex; gap: .25rem 1.25rem; flex-wrap: wrap; justify-content: center; grid-column: 2; }
.nav nav a[aria-current="page"] { color: var(--light); border-bottom-color: var(--soft); }
/* Cada pestaña es su propio espacio: solo se ve la activa */
main > section { display: none; }
main > section.activa { display: block; animation: fade .4s ease-out; min-height: 60vh; }
.nav nav a { color: var(--text2); text-decoration: none; font-size: .95rem; font-weight: 500; padding: .35rem .2rem; border-bottom: 2px solid transparent; transition: var(--t); }
.nav nav a:hover { color: var(--text); border-bottom-color: var(--main); }

/* Tipografía estilo MCAN: Montserrat, títulos en mayúsculas con espaciado amplio */
.nav-logo { text-transform: uppercase; letter-spacing: .12em; font-size: 1rem !important; }
.nav nav a { text-transform: uppercase; letter-spacing: .1em; font-size: .8rem !important; font-weight: 400 !important; }
.sec h2 { text-transform: uppercase; letter-spacing: .18em; font-weight: 700 !important; font-size: clamp(1.2rem, 3vw, 1.7rem) !important; }
.tag { letter-spacing: .12em; }
.btn, .chip { letter-spacing: .06em; }

/* Bienvenida */
.welcome { text-align: center; padding: 2.5rem 1.25rem 3.5rem; background: radial-gradient(ellipse at 50% 0%, var(--darker) 0%, var(--bg) 70%); }
@keyframes fade { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: none; } }
.welcome-logo { width: 110px; height: 110px; margin: 0 auto 1.25rem; border-radius: 50%; box-shadow: 0 0 60px rgba(59,111,212,.35); }
.welcome h1, .c-name { font-weight: 700; text-transform: uppercase; letter-spacing: .28em; padding-left: .28em; font-size: clamp(1.7rem, 5vw, 3rem); line-height: 1.15; }
.headline { font-weight: 300; text-transform: uppercase; letter-spacing: .32em; font-size: clamp(.8rem, 2vw, 1.05rem); color: var(--light); margin-top: .8rem; }
.lema { font-family: var(--serif); font-style: italic; color: var(--text3); margin-top: 1rem; }
.stats { list-style: none; display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin: 2rem auto; max-width: 900px; }
.stats li { flex: 1 1 190px; padding: 1rem; background: rgba(11,31,75,.45); border: 1px solid var(--dark); border-radius: 12px; }
.stats b { display: block; font-family: var(--serif); font-size: 2rem; color: var(--light); }
.stats span { color: var(--text2); font-size: .92rem; }
.btn { display: inline-block; padding: .75rem 1.6rem; border-radius: 8px; background: var(--main); color: #fff; text-decoration: none; font-weight: 600; transition: var(--t); }
.btn:hover { background: var(--soft); }

/* Portada con el demo reel (como el inicio de conCienciaS) */
.nav-logo[aria-current="page"] { border-bottom: 2px solid var(--soft); }
.hero { padding: 0 .75rem 0; container-type: inline-size; }
/* MARCO: alto = --H (alto de ventana disponible) + --extra (crece mitad hacia arriba y mitad hacia abajo; --extra: 0px = ajustado a la ventana).
   VIDEO: completo en 16:9 (sin recorte); su altura iguala la del marco (toca arriba y abajo); a los lados quedan barras negras si sobra ancho. */
.hero-stage { --H: calc(100vh - 66px - 1.5rem); --extra: 4px;
  position: relative; width: var(--W); height: calc(var(--H) + var(--extra) + .75rem); container-type: size; margin: 0 auto; border-radius: 28px; overflow: hidden; background: #000; border: 1px solid var(--dark); box-shadow: 0 20px 60px rgba(31,79,163,.25); }
.hero-frame { position: absolute; inset: 0; }
.hero-frame iframe { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: min(100cqw, calc(100cqh * 16 / 9)); height: min(100cqh, calc(100cqw * 9 / 16)); border: 0; display: block; }
.hero-veil { position: absolute; inset: 0; z-index: 1; cursor: pointer; }
.hero-hint { position: absolute; z-index: 4; pointer-events: none; padding: .35rem .7rem; border-radius: 6px; background: rgba(0,0,0,.8); color: #fff; font-size: .75rem; letter-spacing: .04em; white-space: nowrap; opacity: 0; transition: opacity .2s; }
.hero-hint.on { opacity: 1; }
.hero-ctrl { position: absolute; z-index: 3; left: 18px; bottom: 18px; display: flex; gap: .6rem; align-items: center; }
.hero-ctrl button { width: 40px; height: 40px; flex: none; display: grid; place-items: center; border-radius: 50%; border: 1px solid rgba(255,255,255,.55); background: rgba(0,0,0,.45); color: #fff; cursor: pointer; transition: var(--t); }
.hero-ctrl button:hover { background: rgba(0,0,0,.75); }
.hero-ctrl svg { width: 20px; height: 20px; fill: currentColor; }
.hero-ctrl .i-play, .hero-ctrl .is-paused .i-pause { display: none; }
.hero-ctrl .is-paused .i-play { display: block; }
.hero-ctrl .i-x { display: none; }
.hero-ctrl .is-muted .i-x { display: block; }
.hero-ctrl .is-muted .i-wave { display: none; }
@supports (height: 100dvh) { .hero-stage { --H: calc(100dvh - 66px - 1.5rem); } }
/* volumen: la barra aparece al pasar el mouse o enfocar con teclado */
.vol { display: flex; align-items: center; gap: .5rem; height: 40px; border-radius: 999px; transition: var(--t); }
.vol input { width: 0; opacity: 0; margin: 0; accent-color: var(--light); cursor: pointer; transition: var(--t); }
.vol:hover, .vol:focus-within { background: rgba(0,0,0,.45); padding-right: .9rem; }
.vol:hover input, .vol:focus-within input { width: 90px; opacity: 1; }
.hero-links { position: absolute; z-index: 3; top: 5%; right: 3%; list-style: none; text-align: right; font-size: clamp(12px, 1.5vw, 20px); font-weight: 600; text-transform: uppercase; letter-spacing: .2em; line-height: 1.9; text-shadow: 0 1px 8px rgba(0,0,0,.8); }
.hero-links a { color: var(--text); text-decoration: none; }
.hero-links a:hover { text-decoration: underline; }
@media (max-width: 900px) {
  .hero { padding: .75rem 12px 0; }
  .hero-stage { border-radius: 18px; width: 100%; height: auto; aspect-ratio: 16 / 9; }
  .hero-frame iframe { top: 0; transform: none; height: 100%; }
  .hero-links { position: static; display: flex; justify-content: center; gap: 1.2rem; flex-wrap: wrap; padding: .8rem 1rem; background: #000; font-size: 11px; }
  .hero-ctrl { bottom: auto; top: calc(56.25vw - 32px - 56px); left: 10px; }
}
@media (hover: none) { .vol input { display: none; } }

/* Secciones */
.sec { max-width: 1200px; margin: 0 auto; padding: 3.5rem 1.25rem 1rem; }
.sec.narrow { max-width: 780px; }
.sec h2 { font-family: var(--serif); font-size: clamp(1.6rem, 4vw, 2.2rem); padding-left: .8rem; border-left: 4px solid var(--soft); margin-bottom: .6rem; }
.sec-sub { color: var(--text3); margin: 0 0 1.5rem .95rem; }
.sec p + p { margin-top: 1rem; }
#sobre-box p, #contacto-box p { font-size: 1.05rem; color: var(--text2); }

/* Logos de clientes e instituciones (PNG transparentes, en blanco para el fondo oscuro) */
.logos { list-style: none; display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 1.5rem 2.5rem; margin: 1.25rem 0 2rem; padding: 0 .5rem; }
.logos img { height: var(--alto, 52px); width: auto; max-width: 220px; object-fit: contain; filter: brightness(0) invert(1); opacity: .85; transition: var(--t); }
.logos img:hover { opacity: 1; }
@media (max-width: 640px) { .logos { gap: 1.1rem 1.6rem; } .logos img { height: calc(var(--alto, 52px) * .77); max-width: 120px; } }

/* Tarjetas */
.chips { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0 0 1.5rem .95rem; }
.chip { font: inherit; font-size: .9rem; padding: .4rem .9rem; border-radius: 999px; border: 1px solid var(--dark); background: transparent; color: var(--text2); cursor: pointer; transition: var(--t); }
.chip:hover { border-color: var(--soft); }
.chip[aria-pressed="true"] { background: var(--main); border-color: var(--main); color: #fff; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1.25rem; margin-top: 1rem; }
.card { display: flex; flex-direction: column; text-align: left; font: inherit; color: inherit; background: var(--card); border: 1px solid var(--darker); border-radius: 12px; overflow: hidden; cursor: pointer; transition: var(--t); }
.card:hover { transform: translateY(-4px); border-color: var(--soft); box-shadow: 0 10px 30px rgba(31,79,163,.25); }
.poster { position: relative; aspect-ratio: 16/10; background: linear-gradient(135deg, var(--dark), var(--darker)); overflow: hidden; }
.poster img { width: 100%; height: 100%; object-fit: cover; }
.badge { position: absolute; top: .6rem; right: .6rem; padding: .2rem .6rem; border-radius: 999px; font-size: .75rem; font-weight: 600; background: var(--soft); color: #fff; }
.card-body { padding: .9rem 1rem 1.1rem; }
.tag { font-size: .8rem; color: var(--light); text-transform: uppercase; letter-spacing: .06em; }
.card h3 { font-family: var(--serif); font-size: 1.15rem; margin: .2rem 0; }
.meta { font-size: .88rem; color: var(--text3); }

/* Ficha */
dialog { margin: auto; width: min(760px, 94vw); max-height: 90vh; overflow: auto; background: var(--bg2); color: var(--text); border: 1px solid var(--main); border-radius: 14px; padding: 1.75rem; }
dialog::backdrop { background: rgba(0,0,0,.75); }
.cerrar { position: sticky; float: right; top: 0; font-size: 1.8rem; line-height: 1; background: var(--darker); color: var(--text); border: 1px solid var(--dark); border-radius: 8px; width: 40px; height: 40px; cursor: pointer; }
.ficha-poster { width: 100%; max-height: 380px; object-fit: contain; background: #000; border-radius: 10px; margin: 1rem 0; }
dialog h2 { font-family: var(--serif); font-size: 1.7rem; margin: .3rem 0 1rem; }
.sinopsis { font-size: 1.05rem; line-height: 1.8; background: rgba(11,31,75,.35); padding: 1.1rem 1.25rem; border-radius: 8px; white-space: pre-line; }
.datos { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem 1.5rem; margin-top: 1.25rem; }
.datos dt { color: var(--light); font-size: .85rem; font-weight: 600; }
.datos dd { color: var(--text); }
dialog ul { margin: 1rem 0 0 1.2rem; }

#sobre-box h3.sub { font-family: var(--serif); color: var(--light); font-size: 1.3rem; margin: 2rem 0 .6rem; }
#sobre-box h4 { font-size: 1rem; color: var(--text); }
.exp { background: var(--card); border: 1px solid var(--darker); border-radius: 12px; padding: 1rem 1.25rem; margin-bottom: 1rem; }
.lista { margin: .5rem 0 0 1.2rem; color: var(--text2); }
.lista li + li { margin-top: .35rem; }
.sec p + .sub, .sec p + h3 { margin-top: 2rem; }

/* Reconocimientos y formación: cuadritos con logo */
.cards-logo { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1rem; }
.card-logo { display: flex; align-items: center; gap: 1rem; background: var(--card); border: 1px solid var(--darker); border-radius: 12px; padding: .9rem 1rem; }
.cl-img { flex: none; width: 104px; height: 72px; display: grid; place-items: center; }
.cl-img img { max-width: 100%; max-height: 100%; object-fit: contain; filter: brightness(0) invert(1); opacity: .9; }
.cl-txt { display: flex; flex-direction: column; gap: .15rem; min-width: 0; }
.cl-txt strong { font-size: .95rem; line-height: 1.3; }
.cl-txt span { font-size: .85rem; color: var(--text3); }
.cl-txt em { font-style: normal; font-size: .8rem; color: var(--light); letter-spacing: .08em; }
@media (max-width: 420px) { .card-logo { flex-direction: column; text-align: center; } .cl-txt { align-items: center; } }

/* Herramientas y contacto */
.tools { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.25rem; margin-top: 1rem; }
.tool { background: var(--card); border: 1px solid var(--darker); border-radius: 12px; padding: 1.1rem 1.25rem; }
.tool h3 { display: flex; align-items: center; gap: .7rem; color: var(--light); font-size: 1.05rem; margin-bottom: .8rem; }
.tool-ico { flex: none; width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px; background: rgba(31,79,163,.25); border: 1px solid var(--dark); }
.tool-ico svg { width: 24px; height: 24px; }
.tool ul { list-style: disc; padding-left: 1.2rem; color: var(--text2); }
.tool li::marker { color: var(--soft); }
.tool li + li { margin-top: .3rem; }
.links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem; margin-top: 1.5rem; text-align: left; }
@media (max-width: 560px) { .links { grid-template-columns: 1fr; } }
.links a { display: flex; align-items: center; justify-content: flex-start; gap: .7rem; padding: .75rem 1.1rem; border: 1px solid var(--main); border-radius: 12px; text-decoration: none; font-weight: 500; overflow-wrap: anywhere; transition: var(--t); }
.c-ico { display: inline-grid; place-items: center; flex: none; }
.c-ico svg { width: 20px; height: 20px; }
.contacto-id { background: none; padding: 1rem 1rem .5rem; }
.contacto-id .welcome-logo { width: 80px; height: 80px; margin: 0; }
.logo-home { display: inline-block; margin-bottom: 1rem; border-radius: 50%; transition: var(--t); }
.logo-home:hover { transform: scale(1.08); box-shadow: 0 0 30px rgba(59,111,212,.5); }
#contacto.sec.narrow { max-width: 900px; }
.contacto-id .c-name { font-size: clamp(1.4rem, 4vw, 2.2rem); }
.links a:hover { background: var(--main); color: #fff; }
body[data-tab="inicio"] .foot, body[data-tab="contacto"] .foot { display: none; }
.foot { display: flex; justify-content: center; padding: 3rem 1rem 2.5rem; }
.foot a { display: block; border-radius: 50%; transition: var(--t); }
.foot a:hover { transform: scale(1.08); box-shadow: 0 0 30px rgba(59,111,212,.5); }
.foot img { width: 64px; height: 64px; border-radius: 50%; }

@media (max-width: 900px) {
  .nav { grid-template-columns: 1fr; justify-items: center; gap: .3rem; }
  .nav nav { grid-column: 1; }
}
@media (max-width: 640px) {
  .welcome { padding-top: 2.5rem; }
  dialog { padding: 1.1rem; }
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; scroll-behavior: auto !important; } }